If you grew up playing the game Oregon Trail, you know how easy it is to die along the way, from dysentery, cholera, diphtheria, typhoid, or the measles. Hey, at least you learned about the diseases, right? Mental_floss...

We know Florence Nightingale as the founder of nursing as a profession, but she was also an accomplished statistician and graph maker. More importantly, she used statistical graphs to push for social change, particularly...